package com.sky.controller.admin.dish;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.mapper.DishMapper;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Resource
     private DishService dishService;

    @Resource
    private RedisTemplate redisTemplate;

    private final String DISH_CACHE_ALL_KEY = "dish_*";


    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){

        String key = "dish_" + dishDTO.getCategoryId();
        cleanCache(key);

        log.info("新增菜品：{}", dishDTO);
        dishService.save(dishDTO);
        return Result.success();
    }

    @GetMapping("page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询：{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    @DeleteMapping
    @ApiOperation("批量删除菜品")
    public Result delete(@RequestParam List<Long> ids){

        cleanCache(DISH_CACHE_ALL_KEY);

        log.info("批量删除菜品：{}", ids);
        dishService.deleteBatch(ids);
       return Result.success();
    }

    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品：{}", id);
       DishVO dishVO =  dishService.getByIdWithFlavor(id);
       return Result.success(dishVO);
    }

    @PutMapping()
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品：{}", dishDTO);

        cleanCache(DISH_CACHE_ALL_KEY);

        dishService.updateWithFlavor(dishDTO);
        return Result.success();
    }

    @PostMapping("/status/{status}")
    @ApiOperation("启用禁用菜品")
    public Result startOrStop(@PathVariable Integer status, Long id){
        log.info("启用禁用菜品：{}", status);

        cleanCache(DISH_CACHE_ALL_KEY);

        dishService.startOrStop(status, id);
        return Result.success();
    }
    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }

    private void cleanCache(String patten){
        Set keys = redisTemplate.keys(patten);
        redisTemplate.delete(keys);
    }


}
